| | Allendale County | SC | 45005 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=AllendaleCounty+SC |
| | Bamberg County | SC | 45009 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=BambergCounty+SC |
| | Barnwell County | SC | 45011 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=BarnwellCounty+SC |
| | Chesterfield County | SC | 45025 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=ChesterfieldCounty+SC |
| | Clarendon County | SC | 45027 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=ClarendonCounty+SC |
| | Colleton County | SC | 45029 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=ColletonCounty+SC |
| | Dillon County | SC | 45033 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=DillonCounty+SC |
| | Hampton County | SC | 45049 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=HamptonCounty+SC |
| | Lee County | SC | 45061 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=LeeCounty+SC |
| | McCormick County | SC | 45065 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=McCormickCounty+SC |